Sleeping is no mean art: for its sake one must stay awake all day. – Friedrich Nietzsche
One must have a good memory to be able to keep the promises that one makes. – Friedrich Nietzsche

Sleeping is no mean art: for its sake one must stay awake all day. – Friedrich Nietzsche
One must have a good memory to be able to keep the promises that one makes. – Friedrich Nietzsche
To use the same words is not a sufficient guarantee of understanding one must use the same words for the same genus of inward experience ultimately one must have ones experiences in common. – Friedrich Nietzsche